.w_1000 {
	width: 1000px;
	margin: 0 auto;
}
.w_1100 {
	width: 1100px;
	margin: 0 auto;
}
.w_1200 {
	width: 1200px;
	margin: 0 auto;
}
/* ----------------------------------------
common
 ---------------------------------------- */
section {
	display: flex;
}
main {
	background: #F5F8FD;
	padding: 60px 0 120px 250px;
	width: calc(100% - 250px);
	min-height: calc(100vh - 100px);
	position: relative;
}
/* ----------------------------------------
lms_header
 ---------------------------------------- */
.h_logo {
	margin: 0 30px;
	& a {
		display: flex;
		align-items: center;
	}
	& img {
		max-width: 30%;
		margin: 0 10px;
	}
}
h1 {
	color: #111;
	font-size: 14px;
	font-weight: 400;
}
header {
	background: #fff;
	box-shadow: 0 3px 3px -1px rgb(0 0 0 / 11%);
	height: 60px;
	width: 100%;
	position: fixed;
	top: 0;
	left: 0;
	display: flex;
	align-items: center;
	justify-content: space-between;
	z-index: 3;
}
header ul {
	display: flex;
	justify-content: flex-end;
	padding: 0 20px;
}
header ul li {
	display: flex;
}
header ul li:not(:first-child):before {
	content: "/";
	color: #999;
	margin: 0 5px;
}
header ul a {
	color: #111;
}
header ul a:hover {
	color: #006ab6;
}
.h_menu_wrap {
	display: flex;
	align-items: center;
}
/* ----------------------------------------
lms_footer
 ---------------------------------------- */
.f_wrap {
	position: absolute;
	bottom: 0;
	right: 0;
	left: 0;
}
.f_logo {
	background-color: #fff;
	text-align: center;
	padding: 15px 0;
	margin: 0 0 40px 250px;
}
footer {
	background: #2C3F50;
	line-height: 40px;
	width: calc(100% - 250px);
	color: #ffffff;
	text-align: center;
}
/* ----------------------------------------
lms_side
 ---------------------------------------- */
nav {
	width: 250px;
	background: #fff;
	box-shadow: 0 0 5px 0 rgba(0, 0, 0, 0.3);
	position: fixed;
	top: 60px;
	left: 0;
	height: 100%;
	z-index: 2;
	font-size: 14px;
}
.nav_logo {
	padding: 15px;
}
.nav_logo img {}
.nav_top_tl {
	background-color: #409FFB;
	color: #ffffff;
	text-align: center;
	line-height: 2;
}
.nav_scroll {
	overflow: scroll;
	height: 100%;
	overflow-x: hidden;
}
.nav_link {
	& ul {}
	& ul li {}
	& ul li a {
		display: block;
		padding: 15px 20px;
		box-sizing: border-box;
		color: #111;
		&:hover {
			background-color: #e3edff;
			color: #006ab6;
		}
	}
	& ul li a i {
		margin-right: 15px;
	}
}